Portion of a shoe sole



FIG. 1 is a rear perspective view of a portion of a shoe sole showing mynew design;

FIG. 2 is a side elevational view thereof;

FIG. 3 is a front perspective view thereof; and,

FIG. 4 is a front elevational view thereof.

The broken line showing of a shoe upper and the remaining portion of thesole in FIGS. 1-4 is for illustrative purposes only and forms no part ofthe claimed design.

The ornamental design for a portion of a shoe sole, as shown anddescribed.